The numbers 2, 3, 4, 6, 8, 9, 12, 18, 24, and 36 are all examples of factors of the number 36. A factor is a whole number that can be multiplied by another whole number to produce a given number. For instance, 2 and 18 are factors of 36 because 2 × 18 = 36. These numbers can also be categorized as composite numbers since they have more than two factors. For example, 4 has factors 1, 2, and 4, while 9 has factors 1, 3, and 9. The only exceptions in this list are 2 and 3, which are prime numbers with only two factors: 1 and themselves.